<!DOCTYPE html>
<header>
    <meta charset="UTF-8">
    <title>个人信息系统</title>
    <style>
        .wrap {
            margin-top: 150px;
        }

        .tip {
            width: 400px;
            height: 100px;
            line-height: 100px;
            margin: 0 auto;
            border: 1px solid #d0d0d0;
            text-align: center;
        }
    </style>
</header>
<body>
<!-- <form class="wrap" action="login" method="post"> -->
<div class="wrap">
    <div class="tip">您尚未登录，<span id="sec">3</span>秒后跳转到登录页面</div>
</div>
<!-- </form> -->
<script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
<script>
    $(document).ready(function () {
        var sec = 2;
        var timer = setInterval(function () {
            $('#sec').html(sec);
            sec--;
            if (sec < 0) {
                clearInterval(timer);
                location.href = '/login.html';
            }
        }, 1000)
    })
</script>
</body>
</html>
